Noblesse oblige dictates that those in positions of privilege have a moral obligation to help those less fortunate.

The noblewoman attended the royal ball.

She carried herself nobly, with a grace and elegance that reflected her high status.

Owls are nocturnal birds that hunt for prey at night.

I love listening to nocturnes in the evening.

She nodded in agreement.

The nodal points on the stem of the plant look like knots.

I have a nodding acquaintance with my neighbor.

I need to use my noddle to solve this problem.

I saw a noddy flying over the ocean.